Cache pip modules

.github/workflows/build.yml

@@ -39,12 +39,17 @@ jobs:
       - uses: actions/setup-python@v3
         with:
           python-version: "3"
+      - uses: actions/cache@v3
+        with:
+          path: ~/.cache/pip
+          key: python-pip
       - name: install dependencies
         shell: bash
         run: |
           set -e
           sudo apt-get update
           sudo apt-get install -y unzip cloud-utils qemu-system-{x86,ppc}
+          python3 -m pip install -U wheel
           python3 -m pip install -U ansible
           # Install packer.io
           curl -O https://releases.hashicorp.com/packer/${{ matrix.packer_version }}/packer_${{ matrix.packer_version }}_linux_amd64.zip

.github/workflows/test.yml

@@ -42,6 +42,10 @@ jobs:
           submodules: true
       - name: Set up Python
         uses: actions/setup-python@v2
+      - uses: actions/cache@v3
+        with:
+          path: ~/.cache/pip
+          key: python-pip
       - name: Install dependencies
         run: |
           set -ex
@@ -75,6 +79,10 @@ jobs:
           submodules: true
       - name: Install Python
         uses: actions/setup-python@v2
+      - uses: actions/cache@v3
+        with:
+          path: ~/.cache/pip
+          key: python-pip
       - name: Install dependencies
         run: |-
           set -ex
@@ -98,6 +106,10 @@ jobs:
           submodules: true
       - name: Install Python
         uses: actions/setup-python@v2
+      - uses: actions/cache@v3
+        with:
+          path: ~/.cache/pip
+          key: python-pip
       - name: Install dependencies
         run: python -m pip install --upgrade tox
       - name: Run scenario